The Horatio Collection from Myers offers the highest specification of a Natural pocketed spring mattress made by Myers in the last decade and the Luxury Natural 1800 is the middle mattress in a range of three , it really offers differs from the 2000 pocket model in that it has 200 less springs and no alpaca filling , however it still has 2 layer pocket spring system with a top layer of 900 springs the cradle your body whilst a bottom layer of 900 supports your body. The Luxury natural 1800 mattress also benefits from a plevora of natural filling with a layer of both wool and cashmere filling which give the mattress a softness whilst keeping the mattress cool , there is also a layer of Tree silk which is harvested from the seeds of the Kapok tree and offer a soft and water resistant and lightweight filling. The mattress benefits from the My edge support which provides stronger springs on the outside of the mattress for less roll of and a wider sleeping area. The top cover of the mattress is made from viscose damask which is hand tufted to keep the filling in place. Under the viscose damask cover is a fabric called Mycool this barrier fabric also helps the mattress stay cool and fresh during sleeptime. So with all these ingredients and a full 8 year guarantee it is not hard to see why this mattress offers such great value compared to models by Hypnos or Relyon. Please note although this mattress is non turnable to make sure it lasts its guarantee period it will need to be rotated every week for first 3 months and then once a month there after. Charlesbury